A compound attribute that is the ratio of amount of heat shock protein beta-1 (human) in blood to amount of dihydropteridine reductase (human) in blood. The trait is OBA_2053083 (HSPB1/QDPR protein level ratio in blood). Also known as: the ratio of amount of heat shock protein beta-1 (human) in blood to amount of dihydropteridine reductase (human) in blood.